rollback network change

Author: MCarlomagno

packages/base/src/utils/network.ts

@@ -81,6 +81,7 @@ export const Networks: Network[] = [
   'linea-goerli',
   'x-dfk-avax-chain',
   'x-dfk-avax-chain-test',
+  'mantle',
 ];
 
 export function isValidNetwork(text: string): text is Network {
@@ -134,4 +135,5 @@ const chainIds: { [key in Network]: number } = {
   'linea-goerli': 59140,
   'x-dfk-avax-chain': 53935,
   'x-dfk-avax-chain-test': 335,
+  'mantle': 5000,
 };